package com.aiseminar.aishealthcare;

import android.app.Activity;
import android.net.Uri;
import android.os.Bundle;
import android.support.v4.app.Fragment;
import android.view.LayoutInflater;
import android.view.MotionEvent;
import android.view.View;
import android.view.ViewGroup;
import android.widget.Button;
import android.widget.ImageView;


/**
 * A simple {@link Fragment} subclass.
 * Activities that contain this fragment must implement the
 * {@link PushUpFragment.OnFragmentInteractionListener} interface
 * to handle interaction events.
 * Use the {@link PushUpFragment#newInstance} factory method to
 * create an instance of this fragment.
 */
public class PushUpFragment extends Fragment {
    // TODO: Rename parameter arguments, choose names that match
    // the fragment initialization parameters, e.g. ARG_ITEM_NUMBER
    private static final String ARG_PARAM1 = "param1";
    private static final String ARG_PARAM2 = "param2";

    // TODO: Rename and change types of parameters
    private String mParam1;
    private String mParam2;

    private OnFragmentInteractionListener mListener;

    private Integer pushUpCount = 0;
    private Button btnPushUp = null;

    /**
     * Use this factory method to create a new instance of
     * this fragment using the provided parameters.
     *
     * @param param1 Parameter 1.
     * @param param2 Parameter 2.
     * @return A new instance of fragment PushUpFragment.
     */
    // TODO: Rename and change types and number of parameters
    public static PushUpFragment newInstance(String param1, String param2) {
        PushUpFragment fragment = new PushUpFragment();
        Bundle args = new Bundle();
        args.putString(ARG_PARAM1, param1);
        args.putString(ARG_PARAM2, param2);
        fragment.setArguments(args);
        return fragment;
    }

    public PushUpFragment() {
        // Required empty public constructor
    }

    @Override
    public void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        if (getArguments() != null) {
            mParam1 = getArguments().getString(ARG_PARAM1);
            mParam2 = getArguments().getString(ARG_PARAM2);
        }
    }

    @Override
    public View onCreateView(LayoutInflater inflater, ViewGroup container,
                             Bundle savedInstanceState) {
        // Inflate the layout for this fragment
        View fragmentView = inflater.inflate(R.layout.fragment_push_up, container, false);
        btnPushUp = (Button)(fragmentView.findViewById(R.id.btnPushUp));

        btnPushUp.setOnTouchListener(new Button.OnTouchListener() {
            @Override
            public boolean onTouch(View view, MotionEvent motionEvent) {
                if (MotionEvent.ACTION_DOWN == motionEvent.getAction()) {
                    PushUpFragment.this.updateBackgroudImage(true);
                } else if (MotionEvent.ACTION_UP == motionEvent.getAction()) {
                    PushUpFragment.this.updateBackgroudImage(false);
                }
                return false;
            }
        });

        btnPushUp.setOnClickListener(new Button.OnClickListener() {
            @Override
            public void onClick(View view) {
                PushUpFragment.this.onPushUpBtnClicked();
            }
        });

        return fragmentView;
    }

    public void updateBackgroudImage(Boolean bDown) {
        ImageView backgroundImage = (ImageView)(this.getView().findViewById(R.id.circleBg));
        backgroundImage.setImageResource(bDown ? R.drawable.circle_yellowon : R.drawable.circle_yellow);
    }

    // TODO: Rename method, update argument and hook method into UI event
    public void onPushUpBtnClicked() {
        SoundManager.getInstance().playPushUpSound();
        pushUpCount ++;
        btnPushUp.setText(pushUpCount.toString());
        if (mListener != null) {
            mListener.onFragmentInteraction();
        }
    }

    @Override
    public void onAttach(Activity activity) {
        super.onAttach(activity);
        try {
            mListener = (OnFragmentInteractionListener) activity;
        } catch (ClassCastException e) {
            throw new ClassCastException(activity.toString()
                    + " must implement OnFragmentInteractionListener");
        }
    }

    @Override
    public void onDetach() {
        super.onDetach();
        mListener = null;
    }

    /**
     * This interface must be implemented by activities that contain this
     * fragment to allow an interaction in this fragment to be communicated
     * to the activity and potentially other fragments contained in that
     * activity.
     * <p/>
     * See the Android Training lesson <a href=
     * "http://developer.android.com/training/basics/fragments/communicating.html"
     * >Communicating with Other Fragments</a> for more information.
     */
    public interface OnFragmentInteractionListener {
        // TODO: Update argument type and name
        public void onFragmentInteraction();
    }

}
